{"id":"https://openalex.org/W2117833435","doi":"https://doi.org/10.1109/tbc.2011.2164308","title":"A VBR Video Encoding for Locally Consistent Picture Quality With Small Buffering Delay Under Limited Bandwidth","display_name":"A VBR Video Encoding for Locally Consistent Picture Quality With Small Buffering Delay Under Limited Bandwidth","publication_year":2011,"publication_date":"2011-09-28","ids":{"openalex":"https://openalex.org/W2117833435","doi":"https://doi.org/10.1109/tbc.2011.2164308","mag":"2117833435"},"language":"en","primary_location":{"id":"doi:10.1109/tbc.2011.2164308","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2011.2164308","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Broadcasting","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101602631","display_name":"Hoonjae Lee","orcid":"https://orcid.org/0009-0007-0500-6048"},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Hoonjae Lee","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Sungbuk, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Sungbuk, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#","institution_ids":["https://openalex.org/I197347611"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062754136","display_name":"Sanghoon Sull","orcid":null},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sanghoon Sull","raw_affiliation_strings":["School of Electrical Engineering, Korea University, Sungbuk, Seoul, South Korea","Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Korea University, Sungbuk, Seoul, South Korea","institution_ids":["https://openalex.org/I197347611"]},{"raw_affiliation_string":"Sch. of Electr. Eng., Korea Univ., Seoul, South Korea#TAB#","institution_ids":["https://openalex.org/I197347611"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2484,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.80330858,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"58","issue":"1","first_page":"47","last_page":"56"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7487540245056152},{"id":"https://openalex.org/keywords/variable-bitrate","display_name":"Variable bitrate","score":0.7096141576766968},{"id":"https://openalex.org/keywords/arithmetic-underflow","display_name":"Arithmetic underflow","score":0.6824116706848145},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.595490038394928},{"id":"https://openalex.org/keywords/constant-bitrate","display_name":"Constant bitrate","score":0.556210994720459},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.5441040992736816},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.49794721603393555},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4889634847640991},{"id":"https://openalex.org/keywords/video-quality","display_name":"Video quality","score":0.45485639572143555},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.42717593908309937},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.41655465960502625},{"id":"https://openalex.org/keywords/broadcasting","display_name":"Broadcasting (networking)","score":0.41267022490501404},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.214437335729599},{"id":"https://openalex.org/keywords/bit-rate","display_name":"Bit rate","score":0.18858784437179565},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.16103294491767883},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.10702821612358093}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7487540245056152},{"id":"https://openalex.org/C57667952","wikidata":"https://www.wikidata.org/wiki/Q1154443","display_name":"Variable bitrate","level":3,"score":0.7096141576766968},{"id":"https://openalex.org/C3265923","wikidata":"https://www.wikidata.org/wiki/Q669129","display_name":"Arithmetic underflow","level":2,"score":0.6824116706848145},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.595490038394928},{"id":"https://openalex.org/C34339180","wikidata":"https://www.wikidata.org/wiki/Q1325924","display_name":"Constant bitrate","level":4,"score":0.556210994720459},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5441040992736816},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.49794721603393555},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4889634847640991},{"id":"https://openalex.org/C103910844","wikidata":"https://www.wikidata.org/wiki/Q2631256","display_name":"Video quality","level":3,"score":0.45485639572143555},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.42717593908309937},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.41655465960502625},{"id":"https://openalex.org/C110157686","wikidata":"https://www.wikidata.org/wiki/Q922122","display_name":"Broadcasting (networking)","level":2,"score":0.41267022490501404},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.214437335729599},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.18858784437179565},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.16103294491767883},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.10702821612358093},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tbc.2011.2164308","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tbc.2011.2164308","pdf_url":null,"source":{"id":"https://openalex.org/S100142436","display_name":"IEEE Transactions on Broadcasting","issn_l":"0018-9316","issn":["0018-9316","1557-9611"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Broadcasting","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4300000071525574,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1964204065","https://openalex.org/W2000300314","https://openalex.org/W2036631539","https://openalex.org/W2095829091","https://openalex.org/W2100986123","https://openalex.org/W2102607939","https://openalex.org/W2118011712","https://openalex.org/W2122594385","https://openalex.org/W2128844593","https://openalex.org/W2131701525","https://openalex.org/W2132135004","https://openalex.org/W2135266452","https://openalex.org/W2139330597","https://openalex.org/W2146704412","https://openalex.org/W2149591893","https://openalex.org/W2150849823","https://openalex.org/W2154111850","https://openalex.org/W2155350444","https://openalex.org/W2156853977","https://openalex.org/W2159966243","https://openalex.org/W2161985709","https://openalex.org/W2167102387","https://openalex.org/W2168232147","https://openalex.org/W2169161136","https://openalex.org/W2432517183","https://openalex.org/W2981264952","https://openalex.org/W6683714396"],"related_works":["https://openalex.org/W2097846364","https://openalex.org/W2114244888","https://openalex.org/W4386172477","https://openalex.org/W1687620409","https://openalex.org/W2359580318","https://openalex.org/W2541582778","https://openalex.org/W4367694084","https://openalex.org/W2902391434","https://openalex.org/W3174162042","https://openalex.org/W2123499286"],"abstract_inverted_index":{"During":[0],"consecutive":[1],"large":[2,53],"picture":[3,27,48,74],"information":[4,49],"changes":[5,50],"under":[6,105],"limited":[7,106],"bandwidth,":[8],"the":[9,32,47,125,130,134,138,146,157,168,191,201,209,222],"use":[10],"of":[11,43,76,124,129,160,218],"constant":[12],"bit":[13,64],"rate":[14,65],"(CBR)":[15],"encoding":[16,68],"for":[17,70,88,195],"high":[18],"definition":[19],"television":[20],"(HDTV)":[21],"broadcasting":[22],"systems":[23],"often":[24],"causes":[25],"serious":[26],"quality":[28,75],"degradation":[29],"due":[30],"to":[31,101,145,153,175,200],"tight":[33],"constraint":[34,155],"on":[35,46,91,156,228],"small":[36,81,115,231],"buffering":[37,54,82,232],"delay,":[38,83],"whereas":[39],"a":[40,61,89,102,109,114,122,154,163,183,213],"variable":[41,63],"allocation":[42],"bits":[44,161],"depending":[45],"results":[51,206],"in":[52],"delay.":[55,116,233],"In":[56],"this":[57],"paper,":[58],"we":[59],"propose":[60],"frame-layer":[62,148],"(VBR)":[66],"video":[67,79,90,99],"method":[69,211,225],"maintaining":[71],"locally":[72],"consistent":[73],"an":[77,97,176],"encoded":[78,98,131],"with":[80,143,198,221,230],"which":[84,95],"can":[85],"be":[86],"used":[87],"demand":[92],"(VOD)":[93],"system":[94],"streams":[96],"file":[100],"client":[103],"device":[104],"bandwidth":[107],"or":[108],"real-time":[110],"streaming":[111],"application":[112],"allowing":[113],"An":[117],"objective":[118],"function":[119],"defined":[120],"as":[121],"sum":[123],"local":[126,196,215],"distortion":[127],"variation":[128],"pictures":[132],"and":[133,186],"underflow":[135],"levels":[136],"at":[137],"decoder":[139],"buffer":[140],"is":[141,173,187],"minimized":[142],"respect":[144,199],"discrete":[147,170],"quantization":[149,202],"step":[150,203],"sizes":[151],"subject":[152],"target":[158],"number":[159],"within":[162],"temporal":[164],"sliding":[165],"window.":[166],"Then,":[167],"constrained":[169],"minimization":[171,179],"problem":[172,180],"converted":[174],"unconstrained":[177],"continuous":[178],"by":[181,189,226],"introducing":[182],"Lagrange":[184],"multiplier":[185],"solved":[188],"applying":[190],"first-order":[192],"necessary":[193],"condition":[194],"minima":[197],"sizes.":[204],"Experimental":[205],"demonstrate":[207],"that":[208],"proposed":[210],"provides":[212],"lower":[214],"standard":[216],"deviation":[217],"PSNR":[219],"comparing":[220],"recent":[223],"VBR":[224],"29.2%":[227],"average":[229]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}